Mathematics, 08.05.2021 03:00 nerual0503

Emmy is testing 7 different insecticides on fire ants. For each test she chooses a type of insecticide and sprays an ant and watches how long it takes to die. Emmy's friends are scared of her. Assume that ant deaths are normally distributed and that each type of insecticide should have a different standard deviation for ant deaths. Based on the data below finish the hypothesis test. Insecticide name Number of Std Dev (for ants) Mean time (to die)
ants
Exnm 16 6.1 1047.1
Dribesescrip 7 5.2 1050.3
Torfacrula 19 16.4 1049.1
Selbidrecin 14 5.6 1048
Tesqualxagay 5 9 1046.6
Megadne 21 7.4 1045.7
Dogfambol 16 4.1 1049.9
Assuming normality and equal variances perform a hypothesis test.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:40

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

Answers: 1

Answer

Mathematics, 21.06.2019 18:20

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Answers: 3

Answer

Mathematics, 21.06.2019 19:50

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Answers: 1

Answer

Mathematics, 21.06.2019 23:50

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −

Answers: 1

Answer

You know the right answer?

Emmy is testing 7 different insecticides on fire ants. For each test she chooses a type of insectici...

Questions

Mathematics, 01.07.2019 04:40

Liliana takes 4 breaths per 10 seconds during yoga. at this rate about how many breaths would liliana take...